function [IA_Relation] = IA_Relation_Union(IA_Relation1, IA_Relation2)
%IA_Relation_Union Summary of this function goes here
%   Detailed explanation goes here

%IA_Relation = IA_Relation_Null();
IA_Relation.set = IA_Relation1.set | IA_Relation2.set;

% IA_Relation = IA_Relation_Null();
% for i = 1:2
%   for j = 1:7
%     if (IA_Relation1.set(i, j) > 0) || (IA_Relation2.set(i, j) > 0)
%       IA_Relation.set(i, j) = 1;
%     end
%   end
% end
end